UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tTWOvAdAKJ8xKHWKPFBWP6FEIcHRGBNcrGEok481qo4=' 
WHERE 
  key_id = '18ef8395723d1d80737e9f061f24e40078c6a4417451523931bb8115bca07b53' 
  AND (
    token = 'tTWOvAdAKJ8xKHWKPFBWP6FEIcHRGBNcrGEok481qo4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )